<template>

  <div class="app-container">

    <h2 style="text-align: center;">发布新作品</h2>

    <el-steps :active="3" process-status="wait" align-center style="margin-bottom: 40px;">
      <el-step title="填写作品基本信息"/>
      <el-step title="填写作品内容"/>
      <el-step title="提交审核"/>
    </el-steps>

    <div class="ccInfo">
      <img :src="publishCourse.cover" :alt="publishCourse.title">
      <div class="main">
        <h2>{{ publishCourse.title }}</h2>
        <p class="gray"><span>共{{ publishCourse.lessonNum }}章节</span></p>
        <p><span>所属分类：{{ publishCourse.subjectLevelOne }} — {{ publishCourse.subjectLevelTwo }}</span></p>
        <p>作者：{{ publishCourse.teacherName }}</p>
        <h3 class="red">总共{{ publishCourse.lessonNum }}话</h3>
      </div>
    </div>

    <div>
      <el-button @click="previous">返回修改</el-button>
      <el-button :disabled="saveBtnDisabled" type="primary" @click="publish">发布作品</el-button>
    </div>
  </div>
</template>

<script>
import course from '@/api/subject'
export default {
  data() {
    return {
      saveBtnDisabled: false, // 保存按钮是否禁用
      publishCourse:{}
    }
  },

  created() {
    if(this.$route.params && this.$route.params.id){
          this.courseId=this.$route.params.id
          this.getPublishCourseById()
    }else{
        this.$confirm('在创建番剧前无法修改发布番剧', '提示', {
                confirmButtonText: '确定',
                type: 'warning',
                showClose:false,
                showCancelButton:false,
                closeOnClickModal:false,
                closeOnPressEscape:false,
                closeOnHashChange:false
        }).then(() => {
        this.$router.push({ path: '/course/info'})
            }).catch(()=>{})
    }
  },

  methods: {
    getPublishCourseById(){
      course.getPublishCourseInfo(this.courseId)
      .then(response=>{
        this.publishCourse=response.data.publishCourseInfo
      })
    },
    previous() {
      console.log('previous')
      this.$router.push({ path: '/course/chapter/'+this.courseId })
    },

    publish() {
      course.publishCourse(this.courseId)
      .then(response=>{
        this.$confirm('此操作将上架视频, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(response => {
          this.$message({
          type: 'success',
          message: '发布成功!'
          });
          this.$router.push({ path: '/course/list' })
          }).catch(()=>{})
      })
    }
  }
}
</script>
<style scoped>
.ccInfo {
    background: #f5f5f5;
    padding: 20px;
    overflow: hidden;
    border: 1px dashed #DDD;
    margin-bottom: 40px;
    position: relative;
}
.ccInfo img {
    background: #d6d6d6;
    width: 250px;
    height: 300px;
    display: block;
    float: left;
    border: none;
    max-height: 100%;
    max-width: 100%;
    margin-left: 100px;
}
.ccInfo .main {
    margin-left: 520px;
}

.ccInfo .main h2 {
    font-size: 28px;
    margin-bottom: 30px;
    line-height: 1;
    font-weight: normal;
}
.ccInfo .main p {
    margin-bottom: 10px;
    word-wrap: break-word;
    line-height: 24px;
    max-height: 48px;
    overflow: hidden;
}

.ccInfo .main p {
    margin-bottom: 10px;
    word-wrap: break-word;
    line-height: 24px;
    max-height: 48px;
    overflow: hidden;
}
.ccInfo .main h3 {
    left: 540px;
    bottom: 20px;
    line-height: 1;
    font-size: 28px;
    color: #d32f24;
    font-weight: normal;
    position: absolute;
}
</style>
